Home / 234,119.55-323,085.84-126,689.58

Finding the Fourth Proportional to 234,119.55, 323,085.84 and 126,689.58

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Solution

The fourth proportional to 234,119.55, 323,085.84 and 126,689.58 is: 174,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,119.55 : 323,085.84 = 126,689.58 : x
  2. Step 2: Convert to fraction form
    234,119.55/323,085.84 = 126,689.58/x
  3. Step 3: Cross multiply
    234,119.55x = 323,085.84 × 126,689.58
  4. Step 4: Simplify right side
    234,119.55x = 40,931,607,758.12
  5. Step 5: Solve for x
    x = 40,931,607,758.12/234,119.55
  6. Step 6: Final answer
    x = 174,832.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.